Finding the Fourth Proportional to 36,981.83, 55,475.58 and 10,686.80

Step by Step Solution

1. Step 1: Write the proportion equation
   36,981.83 : 55,475.58 = 10,686.80 : x
2. Step 2: Convert to fraction form
   36,981.83/55,475.58 = 10,686.80/x
3. Step 3: Cross multiply
   36,981.83x = 55,475.58 × 10,686.80
4. Step 4: Simplify right side
   36,981.83x = 592,856,428.34
5. Step 5: Solve for x
   x = 592,856,428.34/36,981.83
6. Step 6: Final answer
   x = 16,031.02